Home / 586,878,655.86-880,264,008.63-198,657,112.50

Finding the Fourth Proportional to 586,878,655.86, 880,264,008.63 and 198,657,112.50

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Solution

The fourth proportional to 586,878,655.86, 880,264,008.63 and 198,657,112.50 is: 297,967,398.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,878,655.86 : 880,264,008.63 = 198,657,112.50 : x
  2. Step 2: Convert to fraction form
    586,878,655.86/880,264,008.63 = 198,657,112.50/x
  3. Step 3: Cross multiply
    586,878,655.86x = 880,264,008.63 × 198,657,112.50
  4. Step 4: Simplify right side
    586,878,655.86x = 174,870,706,192,110,880
  5. Step 5: Solve for x
    x = 174,870,706,192,110,880/586,878,655.86
  6. Step 6: Final answer
    x = 297,967,398.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.